Serving tray



FIG. 1 is a top perspective view of a serving tray showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is an end elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a cross-sectional view thereof taken on line 6--6 of FIG. 2; and

FIG. 7 is a partial cross-sectional view thereof on an enlarged scale taken on line 7--7 of FIG. 2. 

The ornamental design for a serving tray, as shown and described. 